Don't forget to remove ${PREFIX}/bin/python,
${PREFIX}/bin/2to3, ${PREFIX}/bin/python-config and/or
${PREFIX}/bin/pydoc if they were symlinks to
${PREFIX}/bin/python2.7, ${PREFIX}/bin/python2.7-2to3,
${PREFIX}/bin/python2.7-config or to ${PREFIX}/bin/pydoc2.7.
